Skills（SKILL.md）は、AIエージェント（Claude Code、Cursor、Codexなど）に特定の能力を追加するための設定ファイルです。
詳しく見る →Debug Buttercup workflow skill. Use this skill when the user needs All pods run in namespace crs. Use when pods in the crs namespace are in CrashLoopBackOff, OOMKilled, or restarting, multiple services restart simultaneously (cascade failure), or redis is unresponsive or showing AOF warnings and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Debug Buttercup workflow skill. Use this skill when the user needs All pods run in namespace crs. Use when pods in the crs namespace are in CrashLoopBackOff, OOMKilled, or restarting, multiple services restart simultaneously (cascade failure), or redis is unresponsive or showing AOF warnings and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Debugging Strategies workflow skill. Use this skill when the user needs Transform debugging from frustrating guesswork into systematic problem-solving with proven strategies, powerful tools, and methodical approaches and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Debugging Strategies workflow skill. Use this skill when the user needs Transform debugging from frustrating guesswork into systematic problem-solving with proven strategies, powerful tools, and methodical approaches and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
debugging-toolkit-smart-debug workflow skill. Use this skill when the user needs working with debugging toolkit smart debug and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
debugging-toolkit-smart-debug workflow skill. Use this skill when the user needs working with debugging toolkit smart debug and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
error-diagnostics-smart-debug workflow skill. Use this skill when the user needs working with error diagnostics smart debug and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
error-diagnostics-smart-debug workflow skill. Use this skill when the user needs working with error diagnostics smart debug and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
GDB Debugging Assistant workflow skill. Use this skill when the user needs GDB debugging assistant for AI agents - analyze core dumps, debug live processes, investigate crashes and deadlocks with source code correlation and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
GDB Debugging Assistant workflow skill. Use this skill when the user needs GDB debugging assistant for AI agents - analyze core dumps, debug live processes, investigate crashes and deadlocks with source code correlation and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Obsidian CLI workflow skill. Use this skill when the user needs Use the Obsidian CLI to read, create, search, and manage vault content, or to develop and debug Obsidian plugins and themes from the command line and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
OS/Shell Scripting Troubleshooting Workflow Bundle workflow skill. Use this skill when the user needs Operating system and shell scripting troubleshooting workflow for Linux, macOS, and Windows. Covers bash scripting, system administration, debugging, and automation and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Prompt Engineering Patterns workflow skill. Use this skill when the user needs Expert guide on prompt engineering patterns, best practices, and optimization techniques. Use when user wants to improve prompts, learn prompting strategies, or debug agent behavior and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Protocol Reverse Engineering workflow skill. Use this skill when the user needs Comprehensive techniques for capturing, analyzing, and documenting network protocols for security research, interoperability, and debugging and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Apache Spark Optimization workflow skill. Use this skill when the user needs Optimize Apache Spark jobs with partitioning, caching, shuffle optimization, and memory tuning. Use when improving Spark performance, debugging slow jobs, or scaling data processing pipelines and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Tool Design for Agents workflow skill. Use this skill when the user needs Build tools that agents can use effectively, including architectural reduction patterns. Use when creating new tools for agent systems, debugging tool-related failures or misuse, or optimizing existing tool sets for better agent performance and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
YES.md \u2014 AI Governance Engine workflow skill. Use this skill when the user needs 6-layer AI governance: safety gates, evidence-based debugging, anti-slack detection, and machine-enforced hooks. Makes AI safe, thorough, and honest and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.
Protocol Reverse Engineering workflow skill. Use this skill when the user needs comprehensive techniques for capturing, analyzing, and documenting network protocols for authorized security research, interoperability work, and debugging, with emphasis on evidence preservation, safe capture practice, and source-backed analysis.
Python Performance Optimization workflow skill. Use this skill when the user needs to profile and optimize Python code using cProfile, memory profilers, benchmark discipline, and performance best practices. Use when debugging slow Python code, isolating bottlenecks, or improving application performance with measurement-first evidence before and after each change.
RAG workflow skill. Use this skill when a user needs retrieval pipelines, chunking, ranking, citations, and evaluation for an AI application.
Propose, configure, debug, and maintain Claude Code hooks (PreToolUse/PostToolUse/Stop and other lifecycle events). Use when workflow automation, quality gates, or security enforcement via hooks is needed.
Use when implementing an approved task or plan in the current session and you are ready to make code changes.
Use when questioning whether code in a folder should exist, whether a solution is over-engineered, or where maintenance cost can be cut.
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Zed Editor extensions - Rust/Wasm plugins, LSP servers, Tree-sitter grammars, themes, MCP servers, slash commands, debug adapters
Schedule and execute background work on iOS using BGTaskScheduler. Use when registering BGAppRefreshTask for short background fetches, BGProcessingTask for long-running maintenance, BGContinuedProcessingTask (iOS 26+) for foreground-started work that continues in background, background URLSession downloads, or background push notifications. Covers Info.plist configuration, expiration handling, task completion, and debugging with simulated launches.
Debug iOS apps and profile performance using LLDB, Memory Graph Debugger, and Instruments. Use when diagnosing crashes, memory leaks, retain cycles, main thread hangs, slow rendering, build failures, or when profiling CPU, memory, energy, and network usage.
Build responsive, mobile-first web applications. Use when implementing responsive layouts, touch interactions, mobile navigation, or optimizing for various screen sizes. Triggers on responsive design, mobile-first, breakpoints, touch events, viewport.
Provider (v6.x) state management for Flutter using ChangeNotifier and InheritedWidget with MVVM architecture pattern. Use this skill when implementing Provider-based state management, using Consumer/Consumer2 widgets for targeted rebuilds, accessing state with context.read/context.watch/context.select, setting up ChangeNotifierProvider or StateNotifierProvider, configuring MultiProvider for multiple providers, implementing ProxyProvider for dependent state, using Selector for optimized rebuilds, migrating from StatefulWidget to reactive state, maintaining legacy Provider codebases, debugging provider not found errors, preventing memory leaks with proper ChangeNotifier disposal, fixing context access issues in initState, or resolving .value constructor anti-patterns. Essential for apps with shared state across widgets (shopping carts, authentication, global settings, form state, theme management), when teaching state management fundamentals, or when debugging memory leaks and resource cleanup in Provider-based applications.
Generate structured handoff documents to transfer full context between AI chat sessions. Use when: (1) user says 'compact', 'checkpoint', 'save progress', 'handoff', (2) context is getting long or slow, (3) user wants to resume from a previous handoff with 'resume', 'continue where I left off', 'load handoff'. Proactively suggest after substantial work (5+ file edits, complex debugging, architecture decisions).
Build HTML email templates that render everywhere. Use when designing email layouts, fixing Outlook rendering, implementing dark mode, adding accessibility, or choosing a templating framework.
Maintain email conversation context across messages using threading headers. Use when building thread reconstruction, linking replies to conversations, detecting thread hijacking, stripping quoted content, or providing thread context to AI agents.
Implement email rate limiting and volume controls that protect sender reputation. Use when setting up send throttling, handling ISP deferrals, configuring per-domain limits, or debugging 421 errors and throttled delivery.
Process email delivery webhooks from providers like SendGrid, Postmark, SES, Resend, and Mailgun. Use when building webhook endpoints, handling bounces/complaints/deliveries, debugging missed events, or implementing idempotent event processing.
Set up SPF, DKIM, and DMARC email authentication. Use when configuring a new sending domain, debugging spam/rejection issues, adding email providers, or preparing for Google/Yahoo/Microsoft bulk sender requirements.
Use when an agent produces wrong output, fails on tools, or breaks in a multi-agent system. Decision tree for diagnosing agent failures.
Use when an agent stops responding mid-thought. Debugging pattern for conflicting rules.
Use when safety controls exist on paper but never fire. Debugging pattern for config-gated orphan resources.
Use when debugging silent Docker container path bugs. The one-liner that fixes container path resolution.
Use when a pipeline runs perfectly but processes nothing. Debugging pattern for enum mismatches.
Use when a system reports success but money never arrives. Debugging pattern for silent redemption failures.
Use when the user works with @hamdymohamedak/openfetch, openFetch, or a fetch-only HTTP client with interceptors, middleware, plugins (retry, timeout, hooks, debug), memory cache (TTL, stale-while-revalidate), fluent chaining (sugar), raw native Response, idempotency keys, or SSR/RSC-safe fetch in Node, browsers, Bun, Deno, or Workers. Use instead of guessing axios or XHR APIs.
Manage AI agent context effectively — what to include, what to exclude, compression strategies, and context hierarchy for optimal performance.
Design multi-stage CI/CD pipelines with approval gates, security checks, and deployment orchestration. Use this skill when designing zero-downtime deployment pipelines, implementing canary rollout strategies, setting up multi-environment promotion workflows, or debugging failed deployment gates in CI/CD.
Optimize Bazel builds for large-scale monorepos. Use when configuring Bazel, implementing remote execution, or optimizing build performance for enterprise codebases.
Master systematic debugging techniques, profiling tools, and root cause analysis to efficiently track down bugs across any codebase or technology stack. Use when investigating bugs, performance issues, or unexpected behavior.
Configure Turborepo for efficient monorepo builds with local and remote caching. Use when setting up Turborepo, optimizing build pipelines, or implementing distributed caching.
Implement distributed tracing with Jaeger and Tempo to track requests across microservices and identify performance bottlenecks. Use when debugging microservices, analyzing request flows, or implementing observability for distributed systems.
Python error handling patterns including input validation, exception hierarchies, and partial failure handling. Use when implementing validation logic, designing exception strategies, handling batch processing failures, or building robust APIs.
Python observability patterns including structured logging, metrics, and distributed tracing. Use when adding logging, implementing metrics collection, setting up tracing, or debugging production systems.